The Greens(postpone)the trip because the weather was bad.
They(not keep) in touch with each other for 2 years.
Don't talk in class because the teacher(explain)the lesson.
Last night, while I was doing my homework, he(sleep)
The last time I(play)tennis was in 2000.
I won't go out unless it(stop)raining.
Don't worry! I (look)after your baby while you are out.
They(study)very hard recently.
This is the first time I(ever eat) this kind of food.
She(read)this book last night. This is the first time I(be) in a foreign country.
They(be)pen pals for nearly five years.
They(learn)English for 2 hours now.
They(do)the test at this time yesterday.
When Iwas a child, I used to (study) hard
The Greens(postpone) postponed the trip because the weather was bad.
They(not keep) haven't kept in touch with each other for 2 years.
Don't talk in class because the teacher(explain) is explaining the lesson.
Last night, while I was doing my homework, he(sleep) was sleeping
The last time I(play) played tennis was in 2000.
I won't go out unless it(stop) stops raining.
Don't worry! I (look) will look after your baby while you are out.
They(study) have been studying/ have studied very hard recently.
This is the first time I(ever eat) have ever eaten this kind of food.
She(read) read this book last night.
This is the first time I(be) have been in a foreign country.
They(be) have been pen pals for nearly five years.
They(learn) have been learning English for 2 hours now.
They(do) were doing the test at this time yesterday.
When Iwas a child, I used to (study) study hard